25911392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 55389600

約数和(自身を除く): 29478208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 199, 208, 313, 398, 416, 626, 796, 1252, 1592, 2504, 2587, 3184, 4069, 5008, 5174, 6368, 8138, 10016, 10348, 16276, 20696, 32552, 41392, 62287, 65104, 82784, 124574, 130208, 249148, 498296, 809731, 996592, 1619462, 1993184, 3238924, 6477848, 12955696, 25911392]

約数ペア:

[(1, 25911392), (2, 12955696), (4, 6477848), (8, 3238924), (13, 1993184), (16, 1619462), (26, 996592), (32, 809731), (52, 498296), (104, 249148), (199, 130208), (208, 124574), (313, 82784), (398, 65104), (416, 62287), (626, 41392), (796, 32552), (1252, 20696), (1592, 16276), (2504, 10348), (2587, 10016), (3184, 8138), (4069, 6368), (5008, 5174)]